Description
A use-after-free vulnerability in the Qt QNetworkAccessManager HTTP/2 client support of the Qt Network module allows a malicious or compromised HTTP/2 server to cause the client application to crash, affecting availability.
Published: 2026-10-23
Score: 2.1 Low
EPSS: n/a
KEV: No
Impact: n/a
Action: n/a
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Remediation

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Advisories

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History

Fri, 23 Oct 2026 11:00:00 +0000

Type Values Removed Values Added
Description A use-after-free vulnerability in the Qt QNetworkAccessManager HTTP/2 client support of the Qt Network module allows a malicious or compromised HTTP/2 server to cause the client application to crash, affecting availability.
Title Use-after-free vulnerability in QNetworkAccessManager HTTP/2 support impacts Qt
First Time appeared Qt
Qt qt
Weaknesses CWE-416
CPEs cpe:2.3:a:qt:qt:*:*:*:*:*:*:*:*
Vendors & Products Qt
Qt qt
References
Metrics cvssV4_0

{'score': 2.1, 'vector': 'CVSS:4.0/AV:N/AC:H/AT:P/PR:N/UI:A/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/AU:N/R:U/RE:L/U:Green'}

Subscriptions

Qt Qt
cve-icon MITRE

Status: PUBLISHED

Assigner: Qt

Published:

Updated: 2026-10-23T10:56:15.281Z

Reserved: 2026-09-22T10:27:08.400Z

Link: CVE-2026-95620

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Received

Published: 2026-10-23T12:18:20.080

Modified: 2026-10-23T12:18:20.080

Link: CVE-2026-95620

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-10-23T12:45:17Z

Weaknesses